refined recyclers. Opens on current day (yay!)

app/src/main/assets/planning_example.json

       "hour_end": "06:00"
     }
   ],
-  "regular_programme" : "Programmation habituelle"
+  "regular_programme" : "Programmation habituelle",
+  "timezone": "GMT+1"
 }

app/src/main/java/fr/forum_thalie/tsumugi/planning/Programme.kt

 import kotlin.collections.ArrayList
 
 class Programme (val title: String, private val periodicity: Int, private val hourBegin: Int, private val hourEnd: Int) {
+
+    fun isThisDay(day: Int): Boolean {
+
+        // 0 (Monday) to 5 (Saturday) + 6 (Sunday)
+
+        // this translates to "true" when:
+        // - the currentDay is flagged in the "periodicity" bit array
+        // OR
+        // - Yesterday is flagged in the "periodicity" bit array AND the program does span over 2 days (night programs).
+        // We'll check a after this whether the current hour is within the span.
+        return (((0b1000000 shr day) and (periodicity)) != 0)
+    }
+
     fun isCurrent(): Boolean {
         val now = Calendar.getInstance(TimeZone.getTimeZone("GMT+1"))
         val currentDay =

app/src/main/java/fr/forum_thalie/tsumugi/ui/programme/ProgrammeAdapter.kt

 import androidx.constraintlayout.widget.ConstraintLayout
 import androidx.recyclerview.widget.RecyclerView
 import fr.forum_thalie.tsumugi.R
+import fr.forum_thalie.tsumugi.colorBlue
 import fr.forum_thalie.tsumugi.planning.Programme
+import fr.forum_thalie.tsumugi.weekdays
+import fr.forum_thalie.tsumugi.weekdaysSundayFirst
+import java.util.*
+import kotlin.collections.ArrayList
 
-class ProgrammeAdapter(private val dataSet: ArrayList<Programme>
+class ProgrammeAdapter(private val dataSet: ArrayList<Programme>, private val day: String
     /*,
     context: Context,
     resource: Int,
-    objects: Array<out Song>*/
+    objects: ArrayList<Programme>*/
 ) : RecyclerView.Adapter<ProgrammeAdapter.MyViewHolder>() /*ArrayAdapter<Song>(context, resource, objects)*/ {
 
     class MyViewHolder(view: ConstraintLayout) : RecyclerView.ViewHolder(view)
         val programmeStart = holder.itemView.findViewById<TextView>(R.id.programme_start)
         val programmeEnd = holder.itemView.findViewById<TextView>(R.id.programme_end)
         val programmeName = holder.itemView.findViewById<TextView>(R.id.programme_name)
-        val programmeDays = holder.itemView.findViewById<TextView>(R.id.programme_days)
 
         programmeStart.text = dataSet[position].begin()
         programmeName.text = dataSet[position].title
         programmeEnd.text = dataSet[position].end()
-        programmeDays.text = dataSet[position].days()
+
+        if (dataSet[position].isCurrent() && (Calendar.getInstance(TimeZone.getTimeZone("GMT+1")).get(Calendar.DAY_OF_WEEK) - 1 == weekdaysSundayFirst.indexOf(day)))
+        {
+            programmeStart.setTextColor(colorBlue)
+            programmeEnd.setTextColor(colorBlue)
+            programmeName.setTextColor(colorBlue)
+        }
     }
 
     // Return the size of your dataset (invoked by the layout manager)

app/src/main/java/fr/forum_thalie/tsumugi/ui/programme/ProgrammeDayFragment.kt

 import androidx.recyclerview.widget.RecyclerView
 import fr.forum_thalie.tsumugi.R
 import fr.forum_thalie.tsumugi.planning.Planning
+import fr.forum_thalie.tsumugi.planning.Programme
+import fr.forum_thalie.tsumugi.weekdays
+import kotlinx.android.synthetic.main.fragment_programme.*
 
-class ProgrammeDayFragment(day: String) : Fragment() {
+class ProgrammeDayFragment(private val day: String) : Fragment() {
 
     private lateinit var recyclerView: RecyclerView
     private lateinit var viewAdapter: RecyclerView.Adapter<*>
     private lateinit var viewManager: RecyclerView.LayoutManager
+    private val programmeOfTheDay: ArrayList<Programme> = ArrayList()
 
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
     ): View? {
         // Inflate the layout for this fragment
         val root = inflater.inflate(R.layout.fragment_programme_day, container, false)
+        Planning.instance.programmes.forEach {
+            if (it.isThisDay(day = weekdays.indexOf(day)))
+                programmeOfTheDay.add(it)
+        }
         viewManager = LinearLayoutManager(context)
         viewAdapter =
-            ProgrammeAdapter(Planning.instance.programmes)
+            ProgrammeAdapter(programmeOfTheDay, day)
         recyclerView = root.findViewById<RecyclerView>(R.id.programme_recycler).apply {
             // use this setting to improve performance if you know that changes
             // in content do not change the layout size of the RecyclerView
             layoutManager = viewManager
             adapter = viewAdapter
         }
-        Planning.instance.isProgrammeUpdated.observeForever(isProgrammeUpdatedObserver)
+        Planning.instance.currentProgramme.observeForever(isProgrammeUpdatedObserver)
         return root
     }
 
-    private val isProgrammeUpdatedObserver = Observer<Boolean> {
+    private val isProgrammeUpdatedObserver = Observer<String> {
+        programmeOfTheDay.clear()
+        Planning.instance.programmes.forEach {
+            if (it.isThisDay(day = weekdays.indexOf(day)))
+                programmeOfTheDay.add(it)
+        }
         viewAdapter.notifyDataSetChanged()
     }
 
     override fun onDestroyView() {
         super.onDestroyView()
-        Planning.instance.isProgrammeUpdated.removeObserver(isProgrammeUpdatedObserver)
+        Planning.instance.currentProgramme.removeObserver(isProgrammeUpdatedObserver)
     }
 
     companion object {

app/src/main/java/fr/forum_thalie/tsumugi/ui/programme/ProgrammeFragment.kt

 import fr.forum_thalie.tsumugi.R
 import fr.forum_thalie.tsumugi.ui.APagerAdapter
 import fr.forum_thalie.tsumugi.weekdays
+import fr.forum_thalie.tsumugi.weekdaysSundayFirst
+import java.util.*
 
 class ProgrammeFragment : Fragment() {
 
         }
 
         viewPager.adapter = adapter
+        val todaySundayFirst = Calendar.getInstance(TimeZone.getTimeZone("GMT+1")).get(Calendar.DAY_OF_WEEK) - 1
+        viewPager.currentItem = (todaySundayFirst - 1)%7
 
         val tabLayout : TabLayout = root.findViewById(R.id.dayTabLayout)
         tabLayout.setupWithViewPager(viewPager)

app/src/main/res/layout/news_view.xml

     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:orientation="vertical" android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:layout_margin="16dp">
+    android:layout_marginTop="16dp"
+    android:layout_marginStart="16dp"
+    android:layout_marginEnd="16dp">
 
     <TextView
         android:id="@+id/news_title"
         android:id="@+id/divider"
         android:layout_width="match_parent"
         android:layout_height="1dp"
+        android:layout_marginTop="16dp"
         android:background="?android:attr/listDivider"
         app:layout_constraintTop_toBottomOf="@id/news_text"
         app:layout_constraintStart_toStartOf="parent"

app/src/main/res/layout/programme_view.xml

     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:orientation="vertical" android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:layout_margin="8dp">
-
-    <TextView
-        android:id="@+id/programme_days"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        />
+    android:layout_marginTop="8dp"
+    android:layout_marginStart="16dp"
+    android:layout_marginEnd="16dp">
 
     <TextView
         android:id="@+id/programme_start"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        app:layout_constraintTop_toBottomOf="@id/programme_days"
+        app:layout_constraintTop_toTopOf="parent"
         app:layout_constraintStart_toStartOf="parent"
         android:gravity="start"
         />
     <TextView
         android:id="@+id/programme_name"
         android:layout_width="0dp"
-        android:layout_height="wrap_content"
+        android:layout_height="0dp"
         app:layout_constraintTop_toTopOf="@id/programme_start"
+        app:layout_constraintBottom_toBottomOf="@id/programme_end"
         app:layout_constraintStart_toEndOf="@id/programme_start"
         app:layout_constraintEnd_toEndOf="parent"
-        android:gravity="end"
-        android:textAlignment="textEnd"
+        android:gravity="center"
+        android:textAlignment="center"
         />
 
     <TextView
         android:id="@+id/divider"
         android:layout_width="match_parent"
         android:layout_height="1dp"
+        android:layout_marginTop="8dp"
         android:background="?android:attr/listDivider"
         app:layout_constraintTop_toBottomOf="@id/programme_end"
         app:layout_constraintStart_toStartOf="parent"

app/src/main/res/layout/song_view.xml

     android:orientation="vertical"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:layout_marginStart="8dp"
-    android:layout_marginEnd="8dp"
+    android:layout_marginTop="8dp"
+    android:layout_marginStart="16dp"
+    android:layout_marginEnd="16dp"
     >
 
     <TextView
         app:layout_constraintBottom_toTopOf="@id/divider"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
-        android:layout_marginTop="8dp"
         />
 
     <View